2
KDC-2027SA/SA
Y/SG/SGY
, 3027A/A
Y/G/GY
KDC-308A/A
Y/G/GY
, 4027/V/VY/Y
, F327A/G
BLOCK DIA
GRAM
S1(LOS SW)
S2(12EJE SW)
(LOE & LIM SW)
S4(8EJE SW)
LPF
LPF
IC1
MECHANISM
CONTROL IC
S3
5V SW
Q2
3.3V AVR
IC2
IC3
DSP/DAC IC
CD RF/SERVO/
Q3
APC
Q4
SW
IC4
4ch BTL
DRIVER
LD
PD
C
F
A B
E
TR COIL
FO COIL
M
M
DM1
DM2
SPINDLE
MOTOR
LOADING
MOTOR
& SLED
OPTICAL PICKUP
DPU1 :
BU5V 15
DGND 14
DATA
CLK
18
19
MUTER
MUTEL 12
13
MSTOP
MRST 11
10
LOS SW 20
21
SW
1
8EJE SW 17
A8V 9
Lch 8
AGND 7
DOUT
Rch
22
6
4
MOTOR
LO/EJ 5
SGND
S7.5V 3
2
NC 16
12EJE SW
MST
O
P
D
ATA
MRST
MUTEL
MUTER
CLK
PON
SERCH
LOE&LIM
LOE & LIM
SW
PON
INTQ
SI
AO
DSP RESET
STB
SCK
DRV MUTE
SO
CNTL
RST
SI
SCK
STB
AO
INTQ
SO
MD+
SD+
TD+
FD+
LZM
RZM
R
OUT
LOUT
TX
X1
4.19MHz
Z MUTE L
Z MUTE R
16.934MHz
X2
A
B
C
D
E
PRE OUT
F
LD
PD
FDIN-
BIAS
CNT
TR+
TR-
FO-
FO+
SLD+
SLD-
SPD-
SPD+
TDIN-
SPIN-
SLIN+
MUTE
LO/EJ
OPEN
OPEN
BU5V
SW5V
SW3.3V
S7.5V
VREF
CD PLAYER UNIT (X32-5490-00)